1: package de.luschny.math.factorial;
2:
3: import de.luschny.math.arithmetic.Xint;
4:
5: // An interface for the factorial function
6: // n! = 1*2*3*...*n
7: // for nonnegative integer values n.
8:
9: public interface IFactorialFunction
10: {
11: Xint factorial(int n);
12:
13: String getName();
14: }
15:
16: // endOfIFactorialFunction